213324042 has 32 divisors (see below), whose sum is σ = 431697024. Its totient is φ = 70272000.

The previous prime is 213324017. The next prime is 213324073. The reversal of 213324042 is 240423312.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 217858 + ... + 218834.

It is an arithmetic number, because the mean of its divisors is an integer number (13490532).

Almost surely, 2^213324042 is an apocalyptic number.

213324042 is an abundant number, since it is smaller than the sum of its proper divisors (218372982).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

213324042 is a wasteful number, since it uses less digits than its factorization.

213324042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1374.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 213324042 is about 14605.6167962877. The cubic root of 213324042 is about 597.5119581181.

Adding to 213324042 its reverse (240423312), we get a palindrome (453747354).

The spelling of 213324042 in words is "two hundred thirteen million, three hundred twenty-four thousand, forty-two".